Home / 2,631,377.22-3,631,261.24-1,469,839.66

Finding the Fourth Proportional to 2,631,377.22, 3,631,261.24 and 1,469,839.66

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Solution

The fourth proportional to 2,631,377.22, 3,631,261.24 and 1,469,839.66 is: 2,028,356.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,631,377.22 : 3,631,261.24 = 1,469,839.66 : x
  2. Step 2: Convert to fraction form
    2,631,377.22/3,631,261.24 = 1,469,839.66/x
  3. Step 3: Cross multiply
    2,631,377.22x = 3,631,261.24 × 1,469,839.66
  4. Step 4: Simplify right side
    2,631,377.22x = 5,337,371,786,372.78
  5. Step 5: Solve for x
    x = 5,337,371,786,372.78/2,631,377.22
  6. Step 6: Final answer
    x = 2,028,356.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.